BE478054A - - Google Patents

Info

Publication number
BE478054A
BE478054A BE478054DA BE478054A BE 478054 A BE478054 A BE 478054A BE 478054D A BE478054D A BE 478054DA BE 478054 A BE478054 A BE 478054A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE478054A publication Critical patent/BE478054A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02Automatic frequency control
    • H03J7/04Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/042Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant with reactance tube
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03BGENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03CMODULATION
    • H03C3/00Angle modulation
    • H03C3/10Angle modulation by means of variable impedance
    • H03C3/24Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
BE478054D 1946-09-20 1947-12-11 BE478054A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL127711A NL71104C (en:Method) 1946-09-20 1946-09-20

Publications (1)

Publication Number Publication Date
BE478054A true BE478054A (en:Method) 1948-06-11

Family

ID=37603039

Family Applications (1)

Application Number Title Priority Date Filing Date
BE478054D BE478054A (en:Method) 1946-09-20 1947-12-11

Country Status (6)

Country Link
US (1) US2530165A (en:Method)
BE (1) BE478054A (en:Method)
DE (1) DE810159C (en:Method)
FR (1) FR57843E (en:Method)
GB (1) GB629929A (en:Method)
NL (1) NL71104C (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2666182A (en) * 1950-09-19 1954-01-12 Rca Corp Frequency control apparatus
US2962672A (en) * 1955-11-28 1960-11-29 Blasio Conrad G De Dual-tube modulator and associated frequency-modulated crystal oscillator circuit therefor
US3054973A (en) * 1958-05-26 1962-09-18 Itt Crystal controlled oscillator circuit with frequency control means

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2321269A (en) * 1941-11-21 1943-06-08 Rca Corp Frequency modulation
BE471687A (en:Method) * 1942-07-11

Also Published As

Publication number Publication date
NL71104C (en:Method) 1952-10-05
GB629929A (en) 1949-09-30
DE810159C (de) 1951-08-06
US2530165A (en) 1950-11-14
FR57843E (fr) 1953-09-17

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